Williams FJ44-4A
Service difficulty reports · 77
Newest first. General aviation reporting is voluntary.
Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE engine_model_key = 'FJ444A' ORDER BY difficulty_date DESC"
Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE engine_model_key = 'FJ444A' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR QREA202610140007Alternator · overheatedRIGHT AC GENERATOR FAILED IN FLIGHT WHICH CAUSED RH WINDSHEILD HEAT FAIL. AIRCRAFT WAS ENROUTE TO TXKF OCEANING FLIGHT FROM KHPN. EXITED ICING CONDITIONS AND RETURNED TO BASE AT KDXRSDR DBCA202608190001Gearbox · contaminatedRT EGINE ROLL BACK ON CLIMB OUT. EMERGENCY DECLARED BY CREW, AIRCRAFT RETURNED TO DEPARTURE AIRPORT (135 MED FLIGHT) PATIENT ALREADY DROPPED OFF, ONLY 2 FLIGHT NURSES AND 2 CREW ON BOARD. ONSITE INVESTIGATION BY HOME BASE MX TEAM FOLLOWING DAY REVEALED EXCESSSDR WI5R2025063000437Compressor · damagedENGINE MODEL FJ44-4A, S/N 211135, FROM AIRCRAFT N503TF), WAS RETURNED TO THE REPAIR STATION FOR UNSCHEDULED REPAIR. OPERATOR STATED HE DETECTED A BLEED ODOR DURING CLIMB, PROMPTING A RETURN TO AIRPORT. LANDING UNEVENTFUL. TROUBLESHOT ISSUE WITH TECH, REPORTESDR 2024FA0000722Spinner · damagedTHE NUMBER #1 ENGINE SPINNER P.N. 122358 BREAKING AND SEPARATING IN FLIGHT RESULTING WITH ENGINE INGESTING THE BROKEN PIECES AND RESULTING WITH A HOLE IN THE AIR INLET COWLING P.N. 6352129-9.SDR 2024FA0000526Start Button · deactivatedFLIGHT CREW REPORTED THAT THE RIGHT ENGINE SHUTDOWN DURING THEIR TAKEOFF ROLL. CREW ABORTED THEIR TAKEOFF AND TAXIED THE AIRCRAFT BACK TO A LOCATION TO FURTHER EVALUATE THE RIGHT ENGINE'S CONDITION. CREW CONTACTED JET OUT'S MAINTENANCE DEPARTMENT, IT WAS THEN SDR 2024FA0000215Bearing · failedALTERNATOR P/N 9914777-2 HAD A MAIN BEARING FAIL. THIS IS AN ON CONDITION PART WITH NO INSPECTION OR OVERHAUL LIMITS. ALTERNATOR LASTED ONLY 1615 HOURS BEFORE FAILURE OF THE MAIN BEARING. THE MAIN BEARING CAME APART UNDER NORMAL OPERATING CONDITIONS AND CAUSEDSDR 6CBA2024012625001Ahrs · faultedAFTER DEPARTING PDK THE CREW RECEIVED MULTIPLE CAS MESSAGES, AP 1&2 FAIL, TF 1&2 FAIL, FD 1&2 FAIL, AOC UPLINK FAIL, AND AT FAIL. THE CREW DECIDED TO RETURN TO PDK. TECHNICIANS FOUND AHRS VERTICAL SPEED INERTIAL RATE OUT OF TOLERANCE AT -57.0 FT/MIN. THEY RESDR DBCA2024010800001Transducer · failed1) DURING DESCENT ON FLIGHT TO ELM CREW RECEIVED RH ENG HIGH OIL NOTICE. 2) CREW PERFORMED ENG INFLIGHT SHUTDOWN ON RH ENGINE. 3) CREW DECLARED AN EMERGENCY AND LANDED AT ELM. 4) MTN COMPLIED WITH FHDB AND WI DOWNLOADS. 5) MTN REMOVED AND REPLACED RH OIL PRESSSDR 6CBA2023082523001Actuator · faultedHE CREW DEPARTED FROM KAVL AND WAS IN CRUISE TO KFXE WHEN THEY RECEIVED A FLAP FAIL CAS MESSAGE WITH THE FLAPS AT THE ZERO DEGREE POSITION. THE CREW DIVERTED TO KFLL. ATC HAD DECLARED AN EMERGENCY, AND THE CREW LANDED WITHOUT ISSUE. TECHNICIANS TROUBLESHOT THESDR 9PMA2023092600568Buss · false indicationON CLIMB OUT , DCU A , DCU B , AP PITCH CONTROL FAIL , IFIS MISCOMPARE AND AP FAIL . UPON ARRIVAL OF MX NO FAULT WAS FOUND . GAINED ACCESS TO THE FAULT HISTORY AND VERIFIED THERE WAS A DCU CHANNEL B FAULT IN THE AIR WITH A FDR-1 MODULES BUS INOP MESSAGE PRESENSDR 6CBA2002306070001Pitot System · shortedTHE FLIGHT CREW DEPARTED KIXA WITH A DESTINATION OF KPBI. DURING CLIMB, THE FLIGHT CREW REPORTED SMOKE IN COCKPIT COMING FROM GASPER VENT ON PILOT'S SIDE. ALSO NOTED AN ECB TRIP CYAN CAS STBY PS HEAT FAIL AMBER CAS. FILES WERE DOWNLOADED AND SENT TO PILATUS. SDR 6CBA202303310002Unknown · unknownDURING FLIGHT FROM KPSM TO KACK, THE CREW REPORTED A YELLOW CAUTION MESSAGE, "MAIN BRAKE FAIL." THE CREW DIVERTED BACK TO KPSM AND LANDED WITHOUT INCIDENT. TECHNICIANS DOWNLOADED ACMF AND FHDB FILES TO SEND TO PILATUS FOR ANALYSIS IAW PILATUS AMM PC24-A-E45-SDR 6CBA202303300001Unknown · unknownACFT CLIMBING OUT OF 15-16,000 FT WHEN CREW HEARD A LOUD BANG & EXPERIENCED VIBRATION WITH NOTICED A SIGNIFICANT LOSS OF THRUST FROM RT ENG, FOLLOWED BY A BRIEF HIGH ITT INDICATION & BRIEF SMOKY ODOR, WITH R FADEC FAIL & R OIL PRESS LOW CAUTION MESSAGES. A LASDR 6CBA2022111422217Heater · smokePROBLEM: DURING A FLIGHT FROM KILG TO KPSM THE FLIGHT CREW ENCOUNTERED "SMOKE IN COCKPIT/CABIN, DISSIPATED AFTER SECURING CABIN HEAT." THEY DECLARED AN EMERGENCY AND DIVERTED TO KPNE, LANDING WITHOUT INCIDENT. RESOLUTION: THE FLIGHT CREW DISCREPANCY " SMOKE ISDR DBCA202207130006Nozzle · detachedMANUFACTURER INDICATES A FAILED BRAZE WELD ON THE #1 LPT NOZZLE GUIDE VANE WHICH ALLOWED THE NOZZLE TO FLEX AND CONTACT THE #1 LPT DISK. THIS DAMAGED THE DISK SENDING DEBRIS THROUGH THE REST OF THE TURBINE SECTION CAUSING DAMAGE THROUGHOUT. ENGINEERING IS INSDR 6CBA2022042022210Heater · faultyPROBLEM: DURING DEPARTURE FROM KJWN THE FLIGHT CREW ENCOUNTERED THE FOLLOWING:" SMOKE NOTED IN CABIN. APPEARED TO COME FROM AREA JUST FORWARD OF LUGGAGE AREA". THE AIRCRAFT DIVERTED TO KPIT AND LANDED WITHOUT INCIDENT. RESOLUTION: CONTRACT MAINTENANCE WAS CALLSDR 2021F00371Switch · activeEN ROUTE TO LAS FROM SLC WITH THE PATIENT ON BOARD. LEVELED OFF FL230 AND A MINUTE LATER THE FUEL PRESSURE LOW L INDICATOR CAME ON. WE (DAVID HALE AND SIC RICK JONES) FOLLOWED THE CHECKLIST WITH THE USE OF THE L STANDBY BOOST PUMP AND RETURNED TO SLC.”SDR 4LSA2021052402081Engine · failedDURING TAKEOFF CLIMB OUT OF FLYING CLOUD AIRPORT (FCM), THE FLIGHT CREW HEARD A METAL GRINDING NOISE FOLLOWED BY HIGH INLET TURBINE TEMPERATURE (ITT) INDICATION AND A OIL FILTER BYPASS INDICATION FOR THE RIGHT ENGINE. FLIGHT CREW ELECTED TO SHUT RIGHT HAND ENGSDR 2021FA0000080Generator · burnedREMOVED RH ENGINE AUX GENERATOR (AC ALTERNATOR) P/N 9914777-2 (94495-1), S/N 128 DUE TO WINDING RESIN MELTING FROM ALTERNATOR, RESIN SLINGING FROM INTERNAL FAN AND BEARING DRAG. UNIT REMOVED WITH 231.2HRS/144 LANDINGS SINCE OVERHAUL. PREVIOUS ALTERNATOR FAILURSDR AMCR20210318002Alternator · meltedBEFORE FLIGHT, ON INITIAL ENGINE RUNS, IT WAS NOTICED THAT THE LEFT ALTERNATOR FAIL CAS MESSAGE WAS ILLUMINATED. UPON INSPECTION THE CREW REPORTED SMELLING SMOKE FUMES.THE ALTERNATOR WAS REMOVED AND REVEALED THAT AN INTERNAL SHORT HAD OCCURRED CAUSING THE FAILSDR 6CBA2020112820201Windshield · crackedPROBLEM DURING PREFLIGHT WHILE AT KSUA THE FLIGHT CREW REPORTED, "RT FRONT WINDSHIELD CRACKED". RESOLUTION: THE AIRCRAFT/WINDSHIELD WAS INSPECTED AND FOUND SAFE FOR A FERRY FLIGHT ON 11/30/2020 TO KPDK WHERE THE WINDSHIELD COULD BE REPLACED. THE FERRY FLIGHTSDR WI5R2020101400001Rotor · damagedAIRCRAFT OPERATOR REPORTED THE NR 1 ENGINE ON N81RC (525C-0217) MADE AN UNUSUAL NOISE DURING ENGINE SPOOL-DOWN. OPERATOR REPORTED NO ENGINE OPERATIONAL ISSUES, SYMPTOMS, OR OTHER ANOMALIES DURING THE PREVIOUS FLIGHT. DURING A SUBSEQUENT BORESCOPE INSPECTION SDR WI5R2020100100001Rotor · damagedFLIGHT CREW OF N159WG (525C-0216) REPORTED THAT ITT HAS GRADUALLY INCREASED ON RT ENGINE SERIAL NUMBER 211444 OVER THE PAST THREE MONTHS, RECENTLY TOUCHING THE RED BAND OF THE ITT DISPLAY DURING TAKEOFF. SUBSEQUENT BORESCOPE INSPECTION REVEALED DAMAGE TO HIGHSDR WI5R2020082400001Rotor · damagedREVIEW OF HISTORICAL, ROUTINE FADEC DOWNLOADS PERFORMED BY THE ENGINE MANUFACTURER REVEALED A SLIGHT SHIFT IN INTER-TURBINE TEMPERATURE (ITT), OCCURRING APPROXIMATELY 25 HOURS PRIOR TO THE MOST-RECENT FADEC DOWNLOAD PERFORMED DURING A ROUTINE CHECK 1 & CHECK 2SDR WI5R2020082400002Rotor · damagedREVIEW OF HISTORICAL, ROUTINE FADEC DOWNLOADS PERFORMED BY THE ENGINE MANUFACTURER REVEALED A SLIGHT SHIFT IN INTER-TURBINE TEMPERATURE (ITT), OCCURRING APPROXIMATELY 25 HOURS PRIOR TO THE MOST-RECENT FADEC DOWNLOAD PERFORMED DURING A ROUTINE CHECK 1 & CHECK 2SDR 6CBA2020080732195Controller · failedTHE FLIGHT CREW REPORTED AFTER LANDING, MAIN BRAKE FAIL ON LANDING WITH ECB TRIP DISPLAYED. THE BRAKE MOTOR CONTROLLER WAS FOUND DEFECTIVE. REMOVED AND REPLACED IAW AMM A-E52-10-00B-00A-520A-A AND A-E32-40-00B-00A-720A-A. PERFORMED FUNCTIONAL TEST IAW A-E32-SDR AMCR20200727021Alternator · shortedUPON TAXI TO HOME BASE HANGAR, CREW REPORTED A AMBER RH ALTERNATOR FAIL CAS MESSAGE. GROUND CREW SAW WHITE SMOKE COMING FROM RH ENGINE COWL. AN INSPECTION REVEALED THE AC ALTERNATOR HAD INTERNALLY SHORTED AND MELTED SOME OF ITS WINDINGS. PROCEDURES FOR CESSNA SDR WI5R2020070800001Compressor Blade · damagedFOLLOWING INCORPORATION OF SERVICE BULLETIN FJ44-72-127 (1ST LOW PRESSURE TURBINE NOZZLE UPGRADE) ON ENGINE, POST-MAINTENANCE VIBRATION SURVEY GROUND RUNS REVEALED N1 SPOOL VIBRATION LEVELS ABOVE LINE MAINTENANCE MANUAL LIMITS. ATTEMPTS TO TRIM-BALANCE THE ENSDR WI5R202005270002Rotor · fracturedCUSTOMER REPORTED AN UNUSUAL NOISE DURING THROTTLE TRANSITION TO POWER. ALL ENGINE INDICATIONS WERE NORMAL. ON-WING BORESCOPE INSPECTION OF LEFT-HAND ENGINE SERIAL NUMBER (ESN) 211417 REVEALED DAMAGE TO 3RD-STAGE INTERMEDIATE COMPRESSOR ROTOR BLADES AND ONE SDR WI5R2020032000000Rotor · damagedDURING INITIAL TAKEOFF ROLL, PILOT NOTED RUMBLING NOISE AND A SHUDDER IN THE FOOT PEDALS WITH NO ABNORMAL INSTRUMENT INDICATIONS.
PILOT ABORTED TAKEOFF AND RETURNED TO RUNWAY END. PILOT ATTEMPTED SECOND TAKEOFF WITH NORMAL ENGINE INDICATIONS.
AT 1,200 FEET, SDR WI5R202003060001Rotor · fracturedSUBSEQUENT TO THE 1ST LPT NOZZLE FIELD REPLACEMENT FOR SERVICE BULLETIN FJ44-72-127, THE ENGINE DID NOT PASS THE REQUIRED VIBRATION SURVEY FOR 1E LP.
BORESCOPE INSPECTION REVEALED A MISSING 3RD STAGE IP ROTOR BLADE AND A DAMAGED HPC ROTOR.
DISASSEMBLY OF THESDR WI5R20200203001Rotor · fracturedDURING POST FDU SWAP RUN ON THE ENGINE, TECHNICIANS HEARD A "BANG" , FOLLOWED BY BLACK SMOKE FROM THE EXHAUST, NO INDICATION FLUCTUATIONS WERE NOTED.
THE SUPPORTING SERVICE CENTER PERFORMED BORESCOPE INSPECTION AND FOUND MISSING 3RD STAGE IP ROTOR BLADE.
DISSDR WI5R20200117001Rotor · fracturedDURING OPERATION, A LOUD BANG AND INCREASE IN ITT WERE OBSERVED. FIELD BORESCOPE INVESTIGATION IDENTIFIED SEVERAL MISSING 3RD STAGE IP ROTOR BLADES.
DISASSEMBLY OF THE ENGINE CONFIRMED THAT FIVE OF THE 3RD STAGE IPC ROTOR BLADES WERE MISSING.SDR WI5R201901160001Rotor · fracturedDURING FIELD BORESCOPE INSPECTION FOR ITT SPLIT AND HIGH-PITCH WHINE NOISE, DAMAGE TO THE HPC ROTOR, 3RD STAGE STATOR VANE, AND 3RD STAGE IP ROTOR VANES WERE DISCOVERED.
DISASSEMBLY OF THE ENGINE CONFIRMED THAT ONE OF THE 3RD STAGE IPC ROTOR BLADES WERE MISSISDR WI5R20200110001Rotor · fracturedDURING FIELD TROUBLESHOOTING FOR A REPORTED ENGINE VIBRATION, BORESCOPE INSPECTION REVEALED POTENTIAL IP BLADE LIBERATION.
DISASSEMBLY OF THE ENGINE CONFIRMED THAT ONE OF THE 3RD STAGE IPC ROTOR BLADES WAS MISSING.SDR WI5R20200108001Rotor · fracturedDURING FIELD BORESCOPE INSPECTION FOR N1 LAG AND ITT INCREASE AT T.O., A 3RD STAGE IP ROTOR BLADE WAS DISCOVERED MISSING.
DISASSEMBLY OF THE ENGINE CONFIRMED THAT ONE OF THE 3RD STAGE IPC ROTOR BLADES WAS MISSING.SDR WI5R20191219001Rotor · fracturedDURING TAKEOFF AND CLIMB, SPARKS WERE REPORTED COMING FROM THE TAILPIPE. FIELD BORESCOPE INVESTIGATION IDENTIFIED A MISSING 3RD STAGE IP ROTOR BLADE.
DISASSEMBLY OF THE ENGINE CONFIRMED THAT THREE OF THE 3RD STAGE IPC ROTOR BLADES WERE MISSING.SDR WI5R20191218001Rotor · fracturedDURING FIELD BORESCOPE INSPECTION FOR INCREASED ITT DURING CLIMB, SEVERAL IPC BLADES WERE DISCOVERED MISSING.
DISASSEMBLY OF THE ENGINE CONFIRMED THAT THREE OF THE 3RD STAGE IPC ROTOR BLADES WAS MISSING.SDR 6CBA2019121219188Windscreen · crackedDURING CRUISE FLIGHT FROM KPSM TO KGRR AT 15000 FEET, THE FLIGHT CREW REPORTED "LEFT SIDE FRONT WINDSHIELD CRACKED". THE AIRCRAFT DIVERTED BACK TO KPSM AND LANDED SAFELY WITHOUT INCIDENT. THE LH FRONT WINDSHIELD WAS REMOVED AND REPLACED IAW PILATUS AMM PC24-ASDR WI5R201910190001Blade · fracturedTREND DATA INDICATED A ABRUPT SHIFT IN ITT AND N2 PARAMETERS. FIELD BORESCOPE INVESTIGATION IDENTIFIED A MISSING 3RD STAGE IP ROTOR BLADE.
DISASSEMBLY OF THE ENGINE CONFIRMED THAT ONE OF THE 3RD STAGE IPC ROTOR BLADES WAS MISSING.
THE ROTOR (P/N 119345 S/SDR WI5R2019082200001Blade · fracturedWHILE TROUBLE SHOOTING FOR A REPORTED UNUSUAL VIBRATION IN FLIGHT, A BORESCOPE INSPECTION DISCOVERED A MISSING 3RD STAGE IP ROTOR BLADE. DISASSEMBLY OF THE ENGINE CONFIRMED THAT ONE OF THE 3RD STAGE IPC ROTOR BLADES WAS MISSING.SDR WI5R2019080100001Blade · fracturedWHILE TROUBLE SHOOTING FOR ITT AND N2 SPLITS WITH THE SISTER ENGINE, A BORESCOPE INSPECTION FOUND DAMAGE AND A MISSING 3RD STAGE IP ROTOR BLADE. DISASSEMBLY OF THE ENGINE REVEALED THAT ONE OF THE 3RD STAGE IPC ROTOR BLADES WAS MISSING.SDR CA190718002Windshield · damaged(CAN) FROM PILOT: DURING OUR CLIMB TO CRUISING ALTITUDE (FL350) WE HEARD A LOUD BANG THROUGH FLIGHT LEVEL 220, AFTER LOOKING AT OUR PRESSURIZATION AND NOTICED THAT IT WAS FINE, WE SAW THAT THE LEFT HAND WINDSHIELD WAS SHATTERED, AS WE WERE FLYING IN NIGHT CONDSDR WI5R201907100001Blade · fracturedWHILE TROUBLE SHOOTING FOR AN UNUSUAL NOISE DURING ENGINE SHUT DOWN, A BORESCOPE INSPECTION FOUND DAMAGE AND A MISSING 3RD STAGE IP ROTOR BLADE. DISASSEMBLY OF THE ENGINE CONFIRMED THAT ONE OF THE 3RD STAGE IPC ROTOR BLADES WAS MISSING.SDR 2019FA0000224Blade · severedON 02-JUL-2019,CAPTAIN REPORTED THE RH ENGINE(SN 211516) OPERATION PARAMETERS WERE ABNORMAL, THE ITT READING ON RT WAS SIGNIFICANTLY HIGHER THAN LT. ALSO RT N2% WAS 0.7% HIGHER THAN LH. THESE SYMPTOMS WERE THE SAME AS THE LAST ENGINE CHANGE ON LT ENGINE IN AUGSDR WI5R201906270001Blade · missingDURING TROUBLE SHOOTING FOR A REPORTED "WHINE" NOISE WHEN N1 IS ABOVE 71%, A FIELD BORESCOPE INSPECTION DISCOVERED A MISSING 3RD STAGE IP ROTOR BLADE.
DISASSEMBLY OF THE ENGINE CONFIRMED THAT ONE OF THE 3RD STAGE IPC ROTOR BLADES WAS MISSING.SDR WI5R2019062700008Blade · damagedWHILE CLIMBING OUT ON A RECENT FLIGHT, THE CREW REPORTED HEARING A BANG FOLLOWED BY AN ENGINE VIBRATION AT A POWER SETTING OF APPROX. 90% N1 ALONG WITH A SQUEALING IN FLIGHT.
A POST FLIGHT BORESCOPE INSPECTION CONFIRMED DAMAGE TO MULTIPLE 3RD STAGE IPC BLADESSDR WI5R201906210001Blades · fracturedDURING TAKE-OFF ROLL (APPROXIMATELY 4 SECONDS AFTER T.O. POWER SETTING ACHIEVED), A LOUD NOISE WAS HEARD AND THE AIRCRAFT VEERED TO THE LEFT (AIRCRAFT SPEED ~25KNOTS). THE PILOT IMMEDIATELY REDUCED POWER AND NOTED THAT THE LEFT ENGINE’S (ESN 211323) ITT WAS ISDR WI5R20190621002Blades · fracturedDURING TROUBLE SHOOTING FOR AN UNUSUAL NOISE DURING FLIGHT, A FIELD BORESCOPE INSPECTION FOUND DAMAGE TO THE HPC ROTOR AND A MISSING 3RD STAGE IP ROTOR BLADE. DISASSEMBLY OF THE ENGINE REVEALED THAT ONE OF THE 3RD STAGE IPC ROTOR BLADES WAS MISSING.SDR WI5R20190614001Rotor · fracturedDURING ENGINE SPOOL DOWN, CREW NOTED A SCRAPPING NOISE. AFTERWARDS, N1 WAS DIFFICULT TO ROTATE BY HAND.
FIELD BORESCOPE INSPECTION FOUND DAMAGE TO THE HPC ROTOR AND A MISSING 3RD STAGE IP ROTOR BLADE.
DISASSEMBLY OF THE ENGINE CONFIRMED FIELD FINDINGS AND O
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